Type Alias ble_gatt_dsc_fn 

pub type ble_gatt_dsc_fn = Option<unsafe extern "C" fn(conn_handle: u16, error: *const ble_gatt_error, chr_val_handle: u16, dsc: *const ble_gatt_dsc, arg: *mut c_void) -> c_int>;

Function prototype for the GATT descriptor callback.

Aliased Type

pub enum ble_gatt_dsc_fn {
    None,
    Some(unsafe extern "C" fn(u16, *const ble_gatt_error, u16, *const ble_gatt_dsc, *mut c_void) -> i32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(u16, *const ble_gatt_error, u16, *const ble_gatt_dsc, *mut c_void) -> i32)

Some value of type T.